package com.example.day02;

/**
 * @author Lenovo
 */
public class Demo18 {
    public static void main(String[] args) {
        System.out.println("开始");

        int a = 10;
        int b = 20;
        b = 5;

        if (a > b) {
            System.out.println("a的值大于b");
        } else {
            System.out.println("a的值不大于b");
        }


        System.out.println("结束");
    }
}